| Olean to Cervignano del Friuli | 4,305.12 mi (6,928.42 km) |
| Olean to Cesa | 4,531.54 mi (7,292.81 km) |
| Olean to Cesano Maderno | 4,140.93 mi (6,664.19 km) |
| Olean to Cesena | 4,324.20 mi (6,959.13 km) |
| Olean to Cesenatico | 4,328.10 mi (6,965.40 km) |
| Olean to Cetraro | 4,664.43 mi (7,506.67 km) |
| Olean to Cherasco | 4,122.35 mi (6,634.28 km) |
| Olean to Chiampo | 4,231.89 mi (6,810.56 km) |
| Olean to Chiaravalle | 4,389.98 mi (7,064.99 km) |
| Olean to Chiari | 4,175.41 mi (6,719.68 km) |
| Olean to Chiavari | 4,196.07 mi (6,752.93 km) |
| Olean to Chieri | 4,107.61 mi (6,610.56 km) |
| Olean to Chieti | 4,473.61 mi (7,199.58 km) |
| Olean to Chioggia | 4,284.90 mi (6,895.88 km) |
| Olean to Chiusi | 4,354.64 mi (7,008.12 km) |
